This science of trees inspired my colleague and me to measure the scaling of tree branch diameter in art. Among my favorite images is a carving of a tree from a late-medieval mosque in India.

Where to find Banksy artwork in London and around the world - Rats, riots and solidarity sketches have cropped up in locations from Bristol to Venice ...

Like a Harry and Meghan PR disaster, or a new series of Strictly Come Dancing, the appearance of another Banksy artwork is ...